SMO 254 Tube Fittings

At Instrumxx Industries, a trusted name in the manufacturing and supply of SMO 254 tube fittings for high-performance industrial use. As a prime SMO 254 tube fittings manufacturer, supplier, exporter, facilitator, and vendor, we specialize in precisely-fabricated products that meet the toughest demands of industries such as petroleum, oil & gas, refineries, and boiler machinery.

As we are the trusted F-1387 standard mechanically attached fittings (MAFs) provider, also named as the best supplier by many clients. We provide a full range of SMO 254 compression tube fittings, stainless steel tube fittings, and high-pressure tube fittings that offer long-lasting validity and corrosion resistance under ultimate working conditions.

What are SMO 254 Tube Fittings? Mechanism and Principle

SMO 254 tube fittings are manufactured from a high-alloy austenitic stainless steel known as SMO 254 (UNS S31254). This material is purposefully intended for environments unprotected from competitive chlorides, high temperatures, and high pressure. SMO 254 contains high layers of molybdenum and nitrogen, which provide prime resistance to pitting, crevice corrosion, and stress corrosion cracking.

The working mechanism of SMO 254 compression tube fittings is based on a metal-to-metal sealing approach. These fittings use a ferrule and nut gathering that compresses the tubing, forming a secure and leak-proof connection without welding. This makes them ideal for high-pressure systems and uncomplicated to install or disassemble for maintenance.

SMO 254 Tube Fittings Specifications

Specification

Details

Material Grade

SMO 254 / UNS S31254

Size Range

1/8" to 2" OD (custom sizes available)

Pressure Rating

Up to 10,000 psi

Temperature Range

Up to 600°C

Connection Types

Compression, Threaded, Welded

Standards Compliance

ASTM A182, ASME B16.11, ISO 9001

Surface Finish

Pickled, Passivated, Polished

Mechanical Properties of SMO 254 Tube Fittings

Property

Value

Tensile Strength

≥ 650 MPa

Yield Strength (0.2%)

≥ 300 MPa

Elongation

≥ 35%

Hardness

Max 100 HRB

Impact Strength

High (Charpy Impact ≥ 60 J)

Fatigue Strength

Excellent

Chemical Features of SMO 254 or UNS S31254 Tube Fittings

Element

Content (%)

Chromium (Cr)

19.5 – 20.5

Nickel (Ni)

17.5 – 18.5

Molybdenum (Mo)

6.0 – 6.5

Nitrogen (N)

0.18 – 0.22

Iron (Fe)

Balance

Carbon (C)

Max 0.02

Manganese (Mn)

Max 1.0

Silicon (Si)

Max 0.8

Equivalent Grades of SMO 254 Tube Fittings

Standard

Equivalent Grade

UNS

S31254

DIN

1.4547

ASTM

A182 F44

EN

X1CrNiMoCuN20-18-7

JIS

SUS 312L

Types of Tube Fittings

We manufacture a variety of types of tube fittings to meet all industrial requirements:

  • SMO 254 Compression Tube Fittings:Leak-proof and effortless to collect, used generally in critical piping systems.
  • Threaded Tube Fittings:Regular to install, ideal for lower-pressure applications and instrumentation.
  • Welded Tube Fittings: Permanent bonds are used in high-pressure pipelines and boiler systems.
  • Flare Tube Fittings:Used where vibration resistance and a robust metal-to-metal seal are fundamental.
  • UNS S31254 Elbow Fittings: Union Elbow; Male Elbow-N; Female Elbow-N; 45 deg Male Elbow
  • DIN 1.4547 Union Fittings: Union Elbow; Union; Bulk Head Union; Union Cross
  • UNS S31254 Connectors:Male Connector; Female Connector;
  • UNS S31254/DIN 1.4547 Tee Fittings:Male Branch Tee-N; Female Branch Tee-N; Tee
  • Closure fittings:Fitting and Closures; Pipe and Closures
  • Cross Fittings:Union Cross

All fittings are open in standard and customized forms, based on your project needs.

Prices of SMO 254 Tube Fittings

The pricing of SMO 254 tube fittings depends on various factors such as size, accurate type, surface finish, connection manner, and quantity. Since SMO 254 is a high-alloy stainless steel, it is positioned in the premium price unit. Nevertheless, we definitely offer determined pricing without discussing quality, making us a preferred SMO 254 tube fittings supplier for industries worldwide.

CONTACT US FOR LATEST PRICES

For significant orders or custom fittings, our sales team can provide the right quotations and delivery to any corner of the world.

Applications of SMO 254 Tube Fittings

Our SMO 254 tube fittings are designed to perform in corrosive and high-pressure environments. Our products are used in:

  • Oil & Gas Industry: Used in offshore platforms, subsea pipelines, and natural gas transport. We proudly supply national oil companies across the Middle East, including the UAE.
  • Refineries: Withstand high temperatures and corrosive fluids in distillation, cracking, and reforming units.
  • Petroleum Industry: Used in upstream and downstream piping systems due to resistance to chlorides and acids.
  • Boiler Machinery: Accurate for superheated steam and pressurized feedwater lines.
  • Processing Plants: Ideal for acid and chemical processing in step lines and reactors.
  • Desalination Plants: Withstand high chloride stages in seawater filtration systems.
  • Marine & Shipbuilding: Corrosion-resistant for use in saltwater cooling and exhaust systems.
  • Capability Generation: Reliable fittings for heat exchangers, condensers, and cooling water lines.
  • Pharmaceutical & Food Processing: Maintains hygienic requirements while resisting corrosive cleaning solutions.

Why Choose Instrumxx Industries?

We stand out as a global dealer in SMO 254 tube fitting manufacturing for the following reasons:

  • Decades of Expertise: In-depth comprehension of the clear needs of oil, gas, refinery, and potential industries.
  • ISO-Certified Manufacturing & Tested: All fittings meet ASTM, ASME, ISO, and different international standards. The test we performed is the F1387 standard as follows.
    • Performance Test
    • Pneumatic Proof Test
    • Hydrostatic Proof Test
    • Impulse Test
    • Flexure Fatigue Test
    • Tensile Test
    • Hydrostatic Burst Test
    • Repeated Assembly Test
    • Rotary Flexure Test
  • Custom Ways: We design fittings to match your clear technical and dimensional limitations.
  • Wide Product Range: Full arrangement of SMO 254 compression tube fittings and opposite types of tube fittings.
  • Global Supply Network: Quick logistics and on-time delivery worldwide.
  • Technical Experience: We cooperate with product arrangement, application reserve, and after-sales service.
  • Competitive Pricing: High-termination products at accessible rates without sacrificing quality.

Contact Us – Your Trusted SMO 254 Tube Fittings Supplier

Drop a mail on info@instrumxx.co.in

Looking for a reliable SMO 254 tube fitting vendor, exporter, or middleman? Instrumxx Industries is ready to meet your project obstacles with quality products, technical copy, and on-time delivery.

Get in touch today for quotations or custom, relevant designs tailored to your industry!

Instrumxx Industries

We provide a professional services with a real focus on customer.

Reach us

Gala No. 3, Ground Floor, Rajprabha Landmark, Industrial Estate Bldg. No. 4, Sativali Road, Boidapada, Vasai East, Palghar, Maharashtra - 401208.

Support

+91 9820101803
+91 9930482856
info@instrumxx.co.in
sales@instrumxx.co.in
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